docs: def as_uninitialized(fn):
      """
      Decorator: call fn with the parameterized_instance's
      initialization flag set to False, then revert the flag.
  
      (Used to decorate Parameterized methods that must alter
      a constant Parameter.)
      """
      @wraps(fn)
      def override_initialization(self_,*args,**kw):
          parameterized_instance = self_.self
          original_initialized=parameterized_instance.initialized
          parameterized_instance.initialized=False
          fn(parameterized_instance,*args,**kw)
          parameterized_instance.initialized=original_initialized
      return override_initialization